#include <linux/fs.h>
#include "v4l2_fops.h"

int demo_v4l2_open(struct file *file)
{
    return 0;
}

int demo_v4l2_release(struct file *file)
{
    return 0;
}

unsigned int demo_v4l2_poll(struct file *file, struct poll_table_struct *wait)
{
    return 0;
}

int demo_v4l2_mmap(struct file *file, struct vm_area_struct *vma)
{
    return 0;
}
